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Finding the Fourth Proportional to 36,886.88, 55,330.52 and 9,184.88

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Solution

The fourth proportional to 36,886.88, 55,330.52 and 9,184.88 is: 13,777.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,886.88 : 55,330.52 = 9,184.88 : x
  2. Step 2: Convert to fraction form
    36,886.88/55,330.52 = 9,184.88/x
  3. Step 3: Cross multiply
    36,886.88x = 55,330.52 × 9,184.88
  4. Step 4: Simplify right side
    36,886.88x = 508,203,863.96
  5. Step 5: Solve for x
    x = 508,203,863.96/36,886.88
  6. Step 6: Final answer
    x = 13,777.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.